Air date: 2009-05-25

Runtime: 30 min

A stabbing puts the prison on high alert; a brash new inmate gets taken down a notch.

Air date: 2009-05-30

Runtime: 30 min

An anonymous tip puts Internal Affairs on high alert.

Air date: 2009-06-06

Runtime: 30 min

The many meanings of 'cutting' at Indiana State Prison.

Air date: 2009-06-13

Runtime: 30 min

Contraband finds its way to the inmates.

Air date: 2009-06-20

Runtime: 30 min

The Residential Treatment Unit.

Air date: 2009-07-03

Runtime: 30 min

Some prisoners resort to violence while others become victims.

Air date: 2009-11-21

Runtime: 30 min

While visiting Limon Correctional, the Lockup crew is greeted by angry inmates and the cell extraction team is called in to help.

Air date: 2009-11-26

Runtime: 30 min

Air date: 2009-11-26

Runtime: 30 min

Air date: 2009-11-28

Runtime: 30 min

Behind the walls of six maximum-security prison in Serbia, Poland, and the Czech Republic.

Air date: 2009-12-05

Runtime: 30 min

Life inside prisons throughout Scotland and Belgium.

Air date: 2009-11-28

Runtime: 30 min

Extractions at Colorado State Penitentiary.

Air date: 2009-12-05

Runtime: 30 min

Violence at the Limon Correctional Facility in Colorado.

Air date: 2009-12-12

Runtime: 30 min